 start now in early august you'll see a big difference see the phd weight loss program teaches you what to eat and when to eat it's a health-based nutrition plan designed by a phd nutritionist and licensed registered dietitian dr ashley lucas she's fantastic phd weight loss teaches you how to change your thoughts about food you'll never be hungry and there's no chasing down injections that make you feel ill as you're losing the weight it's all natural phd weight loss